Home / 3,418.67-4,716.95-1,926.59

Finding the Fourth Proportional to 3,418.67, 4,716.95 and 1,926.59

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Solution

The fourth proportional to 3,418.67, 4,716.95 and 1,926.59 is: 2,658.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.67 : 4,716.95 = 1,926.59 : x
  2. Step 2: Convert to fraction form
    3,418.67/4,716.95 = 1,926.59/x
  3. Step 3: Cross multiply
    3,418.67x = 4,716.95 × 1,926.59
  4. Step 4: Simplify right side
    3,418.67x = 9,087,595.48
  5. Step 5: Solve for x
    x = 9,087,595.48/3,418.67
  6. Step 6: Final answer
    x = 2,658.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.